Flow price: --
cad975e46ee3dec0b7b9b5cbf72e0c5f5bb6936ec141d6f30dc2d78ca69a8699

Transaction

Hash: cad975e46ee3dec0b7b9b5cbf72e0c5f5bb6936ec141d6f30dc2d78ca69a8699
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cad975e46ee3dec0b7b9b5cbf72e0c5f5bb6936ec141d6f30dc2d78ca69a8699:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cad975e46ee3dec0b7b9b5cbf72e0c5f5bb6936ec141d6f30dc2d78ca69a8699
Status:
ERROR
Block height:
40140645
Block id:
d08fda5ea2830205a2d2892fc47c1aba9343f0353fff07de1a41c2a41c4b9929
Timestamp:
Wednesday 2 November 2022 at 02:26:29 UTC
()
Proposer:
Authorizers:
Gas used:
47